EP2837433A3 - Dispositif d'entraînement de transducteur capacitif et dispositif d'acquisition d'informations d'objet - Google Patents
Dispositif d'entraînement de transducteur capacitif et dispositif d'acquisition d'informations d'objet Download PDFInfo
- Publication number
- EP2837433A3 EP2837433A3 EP14171261.2A EP14171261A EP2837433A3 EP 2837433 A3 EP2837433 A3 EP 2837433A3 EP 14171261 A EP14171261 A EP 14171261A EP 2837433 A3 EP2837433 A3 EP 2837433A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- electrode
- capacitive transducer
- applying unit
- drive device
- voltage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N1/00—Electrostatic generators or motors using a solid moving electrostatic charge carrier
- H02N1/002—Electrostatic motors
- H02N1/006—Electrostatic motors of the gap-closing type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/0207—Driving circuits
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/0292—Electrostatic transducers, e.g. electret-type
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Micromachines (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013120667A JP6234073B2 (ja) | 2013-06-07 | 2013-06-07 | 静電容量型トランスデューサの駆動装置、及び被検体情報取得装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2837433A2 EP2837433A2 (fr) | 2015-02-18 |
EP2837433A3 true EP2837433A3 (fr) | 2015-10-28 |
Family
ID=50979530
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP14171261.2A Withdrawn EP2837433A3 (fr) | 2013-06-07 | 2014-06-05 | Dispositif d'entraînement de transducteur capacitif et dispositif d'acquisition d'informations d'objet |
Country Status (4)
Country | Link |
---|---|
US (2) | US20140360272A1 (fr) |
EP (1) | EP2837433A3 (fr) |
JP (1) | JP6234073B2 (fr) |
CN (1) | CN104238606A (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101407489B1 (ko) * | 2012-11-29 | 2014-06-13 | 서울대학교산학협력단 | 액체를 이용한 에너지 전환 장치 |
JP6472313B2 (ja) | 2015-04-16 | 2019-02-20 | キヤノン株式会社 | 探触子及び情報取得装置 |
US11213855B2 (en) * | 2015-08-11 | 2022-01-04 | Koninklijke Philips N.V. | Capacitive micromachined ultrasonic transducers with increased patient safety |
WO2018095937A1 (fr) * | 2016-11-28 | 2018-05-31 | Koninklijke Philips N.V. | Dispositif cmut et procédé d'imagerie |
EP3482835A1 (fr) * | 2017-11-14 | 2019-05-15 | Koninklijke Philips N.V. | Dispositifs de transducteur ultrasonore micro-usiné capacitif (cmut) et procédés de commande |
JP2019041830A (ja) * | 2017-08-30 | 2019-03-22 | キヤノン株式会社 | 超音波装置 |
JP7294682B2 (ja) * | 2018-05-30 | 2023-06-20 | ボード オブ トラスティーズ オブ ザ ユニバーシティ オブ アーカンソー | エネルギーハーベスティングの装置及びセンサならびにそれらの製造及び使用の方法 |
CN111600549A (zh) | 2019-02-20 | 2020-08-28 | 佳能株式会社 | 振荡器和成像设备 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6499348B1 (en) * | 1999-12-03 | 2002-12-31 | Scimed Life Systems, Inc. | Dynamically configurable ultrasound transducer with integral bias regulation and command and control circuitry |
EP1762181A1 (fr) * | 2004-06-11 | 2007-03-14 | Olympus Corporation | Sonde à ultrason et dispositif ultrasonographique |
WO2009073561A1 (fr) * | 2007-12-03 | 2009-06-11 | Kolo Technologies, Inc. | Transducteur ultrasonore micro-usiné à tension de fonctionnement variable |
EP2130495A1 (fr) * | 2007-03-20 | 2009-12-09 | Hitachi Medical Corporation | Sonde à ultrason, son procédé de fabrication et dispositif de diagnostic à ultrason |
WO2010146838A2 (fr) * | 2009-06-19 | 2010-12-23 | Canon Kabushiki Kaisha | Transducteur électromécanique capacitif |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5396143A (en) * | 1994-05-20 | 1995-03-07 | Hewlett-Packard Company | Elevation aperture control of an ultrasonic transducer |
US6577040B2 (en) * | 1999-01-14 | 2003-06-10 | The Regents Of The University Of Michigan | Method and apparatus for generating a signal having at least one desired output frequency utilizing a bank of vibrating micromechanical devices |
US6853041B2 (en) * | 2000-06-28 | 2005-02-08 | The Board Of Trustees Of The Leland Stanford Junior University | Micro-machined coupled capacitor devices |
US6504641B2 (en) * | 2000-12-01 | 2003-01-07 | Agere Systems Inc. | Driver and method of operating a micro-electromechanical system device |
JP2002277532A (ja) * | 2001-03-22 | 2002-09-25 | Furuno Electric Co Ltd | 水中探知装置の振動子切換装置 |
US7670290B2 (en) * | 2002-08-14 | 2010-03-02 | Siemens Medical Solutions Usa, Inc. | Electric circuit for tuning a capacitive electrostatic transducer |
US6865140B2 (en) * | 2003-03-06 | 2005-03-08 | General Electric Company | Mosaic arrays using micromachined ultrasound transducers |
EP1642311A2 (fr) * | 2003-06-26 | 2006-04-05 | Koninklijke Philips Electronics N.V. | Dispositif microelectromecanique, module et leur procede de fabrication |
DE602005006419T2 (de) * | 2005-09-14 | 2008-09-25 | Esaote S.P.A. | Elektroakustischer Wandler für Hochfrequenzanwendungen |
JP4839099B2 (ja) * | 2006-03-03 | 2011-12-14 | オリンパスメディカルシステムズ株式会社 | マイクロマシンプロセスにより製造された超音波振動子、超音波振動子装置、その体腔内超音波診断装置、及びその制御方法 |
US7956510B2 (en) * | 2006-04-04 | 2011-06-07 | Kolo Technologies, Inc. | Modulation in micromachined ultrasonic transducers |
KR100798480B1 (ko) * | 2006-11-22 | 2008-01-28 | 한국표준과학연구원 | 전자신호제어에 의한 체외 집속형 초음파 괴사장치 |
EP2168493A4 (fr) * | 2007-07-11 | 2017-05-31 | Hitachi, Ltd. | Sonde ultrasonore, et dispositif de diagnostic par ultrasons |
US8047995B2 (en) * | 2007-08-28 | 2011-11-01 | Olympus Medical Systems Corp. | Ultrasonic transducer, method of manufacturing ultrasonic transducer, ultrasonic diagnostic apparatus, and ultrasonic microscope |
EP2223654A4 (fr) * | 2007-12-13 | 2017-09-06 | Hitachi, Ltd. | Equipement de diagnostic par ultrasons et sonde à ultrasons |
JP2009272824A (ja) * | 2008-05-02 | 2009-11-19 | Olympus Medical Systems Corp | 超音波振動子セル、超音波振動子および超音波内視鏡 |
JP4900979B2 (ja) * | 2008-08-27 | 2012-03-21 | キヤノン株式会社 | 光音響装置および光音響波を受信するための探触子 |
JP5538831B2 (ja) * | 2009-11-17 | 2014-07-02 | キヤノン株式会社 | 電気機械変換装置の制御装置と制御方法、及び測定システム |
JP5473579B2 (ja) * | 2009-12-11 | 2014-04-16 | キヤノン株式会社 | 静電容量型電気機械変換装置の制御装置、及び静電容量型電気機械変換装置の制御方法 |
JP2011193978A (ja) * | 2010-03-18 | 2011-10-06 | Canon Inc | 静電容量型電気機械変換装置の駆動装置及び駆動方法 |
JP5875244B2 (ja) * | 2011-04-06 | 2016-03-02 | キヤノン株式会社 | 電気機械変換装置及びその作製方法 |
JP5787586B2 (ja) * | 2011-04-14 | 2015-09-30 | キヤノン株式会社 | 電気機械変換装置 |
JP5947511B2 (ja) * | 2011-09-08 | 2016-07-06 | キヤノン株式会社 | 電気機械変換装置 |
JP2013138411A (ja) * | 2011-11-28 | 2013-07-11 | Canon Inc | 静電容量型トランスデューサの製造方法 |
JP6057571B2 (ja) * | 2012-07-06 | 2017-01-11 | キヤノン株式会社 | 静電容量型トランスデューサ |
-
2013
- 2013-06-07 JP JP2013120667A patent/JP6234073B2/ja active Active
-
2014
- 2014-05-29 US US14/290,463 patent/US20140360272A1/en not_active Abandoned
- 2014-06-05 EP EP14171261.2A patent/EP2837433A3/fr not_active Withdrawn
- 2014-06-06 CN CN201410249634.0A patent/CN104238606A/zh active Pending
-
2018
- 2018-05-08 US US15/974,440 patent/US20180254716A1/en not_active Abandoned
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6499348B1 (en) * | 1999-12-03 | 2002-12-31 | Scimed Life Systems, Inc. | Dynamically configurable ultrasound transducer with integral bias regulation and command and control circuitry |
EP1762181A1 (fr) * | 2004-06-11 | 2007-03-14 | Olympus Corporation | Sonde à ultrason et dispositif ultrasonographique |
EP2130495A1 (fr) * | 2007-03-20 | 2009-12-09 | Hitachi Medical Corporation | Sonde à ultrason, son procédé de fabrication et dispositif de diagnostic à ultrason |
WO2009073561A1 (fr) * | 2007-12-03 | 2009-06-11 | Kolo Technologies, Inc. | Transducteur ultrasonore micro-usiné à tension de fonctionnement variable |
WO2010146838A2 (fr) * | 2009-06-19 | 2010-12-23 | Canon Kabushiki Kaisha | Transducteur électromécanique capacitif |
Also Published As
Publication number | Publication date |
---|---|
EP2837433A2 (fr) | 2015-02-18 |
US20140360272A1 (en) | 2014-12-11 |
JP6234073B2 (ja) | 2017-11-22 |
US20180254716A1 (en) | 2018-09-06 |
JP2014239600A (ja) | 2014-12-18 |
CN104238606A (zh) | 2014-12-24 |
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RIC1 | Information provided on ipc code assigned before grant |
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